This documentation is archived and is not being maintained.

Sys.WebForms.PageLoadingEventArgs Class

Visual Studio 2008

Used by the pageLoading event of the Sys.WebForms.PageRequestManager class to send event data that represents the UpdatePanel controls being updated and deleted as a result of the most recent postback.

Namespace: Sys.WebForms

Inherits: Sys.EventArgs

var args = new Sys.WebForms.PageLoadingEventArgs();

Name

Description

Sys.WebForms.PageLoadingEventArgs Constructor

Initializes a new instance of the PageLoadingEventArgs class.

Name

Description

Sys.WebForms.PageLoadingEventArgs dataItems Property

Gets a JSON data structure that contains data items that were registered by using the RegisterDataItem method of the ScriptManager class.

Sys.WebForms.PageLoadingEventArgs panelsDeleting Property

Gets an array of HTML <div> elements that represent UpdatePanel controls that will be deleted from the DOM as a result of the current asynchronous postback.

Sys.WebForms.PageLoadingEventArgs panelsUpdating Property

Gets an array of HTML <div> elements that represent UpdatePanel controls that will be updated in the DOM as a result of the current asynchronous postback.

NoteNote:

This class contains private members that support the client-script infrastructure and are not intended to be used directly from your code. Names of private members begin with an underscore ( _ ).

The UpdatePanel control renders <div> elements. After a postback, the pageLoading event contains information about which <div> elements on the page were updated and created. The panelsDeleting property is an array of <div> elements that are being deleted. The panelsUpdating property is an array of <div> elements that are being updated.

Show: